more exceptions handling in Py wrapper
more exceptions handling in Py wrapper

Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText,Alexey-T/CudaText